package XueXi;

import java.util.Scanner;

public class Switch_Case_luojiLX {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入年份");
        int year = scanner.nextInt();
        System.out.println("请输入月份");
        int month = scanner.nextInt();
        int day = 30;
        switch (month) {
            case 1:
            case 3:
            case 5:
            case 7:
            case 8:
            case 10:     //switch语句具有穿透性
            case 12:
                day = day + 1;
                break;
            case 4:
            case 6:
            case 9:
            case 11:
                day = day;
                break;
            case 2:
                if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0) {
                    day = 29;
                } else {
                    day = 28;
                }
                break;
        }
        System.out.println(year+"年"+month+"月有"+day+"天");
    }
}
